angular-cn/packages/platform-browser/animations/src/providers.ts

72 lines
2.9 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {AnimationBuilder} from '@angular/animations';
import {AnimationDriver, ɵAnimationEngine as AnimationEngine, ɵAnimationStyleNormalizer as AnimationStyleNormalizer, ɵCssKeyframesDriver as CssKeyframesDriver, ɵNoopAnimationDriver as NoopAnimationDriver, ɵWebAnimationsDriver as WebAnimationsDriver, ɵWebAnimationsStyleNormalizer as WebAnimationsStyleNormalizer, ɵsupportsWebAnimations as supportsWebAnimations} from '@angular/animations/browser';
import {DOCUMENT} from '@angular/common';
import {Inject, Injectable, InjectionToken, NgZone, Provider, RendererFactory2} from '@angular/core';
import {ɵDomRendererFactory2 as DomRendererFactory2} from '@angular/platform-browser';
import {BrowserAnimationBuilder} from './animation_builder';
import {AnimationRendererFactory} from './animation_renderer';
@Injectable()
export class InjectableAnimationEngine extends AnimationEngine {
constructor(
@Inject(DOCUMENT) doc: any, driver: AnimationDriver, normalizer: AnimationStyleNormalizer) {
super(doc.body, driver, normalizer);
}
}
export function instantiateSupportedAnimationDriver() {
return supportsWebAnimations() ? new WebAnimationsDriver() : new CssKeyframesDriver();
}
export function instantiateDefaultStyleNormalizer() {
return new WebAnimationsStyleNormalizer();
}
export function instantiateRendererFactory(
renderer: DomRendererFactory2, engine: AnimationEngine, zone: NgZone) {
return new AnimationRendererFactory(renderer, engine, zone);
}
/**
* @publicApi
*/
export const ANIMATION_MODULE_TYPE =
new InjectionToken<'NoopAnimations'|'BrowserAnimations'>('AnimationModuleType');
const SHARED_ANIMATION_PROVIDERS: Provider[] = [
{provide: AnimationBuilder, useClass: BrowserAnimationBuilder},
{provide: AnimationStyleNormalizer, useFactory: instantiateDefaultStyleNormalizer},
{provide: AnimationEngine, useClass: InjectableAnimationEngine}, {
provide: RendererFactory2,
useFactory: instantiateRendererFactory,
deps: [DomRendererFactory2, AnimationEngine, NgZone]
}
];
/**
* Separate providers from the actual module so that we can do a local modification in Google3 to
* include them in the BrowserModule.
*/
export const BROWSER_ANIMATIONS_PROVIDERS: Provider[] = [
{provide: AnimationDriver, useFactory: instantiateSupportedAnimationDriver},
{provide: ANIMATION_MODULE_TYPE, useValue: 'BrowserAnimations'}, ...SHARED_ANIMATION_PROVIDERS
];
/**
* Separate providers from the actual module so that we can do a local modification in Google3 to
* include them in the BrowserTestingModule.
*/
export const BROWSER_NOOP_ANIMATIONS_PROVIDERS: Provider[] = [
{provide: AnimationDriver, useClass: NoopAnimationDriver},
{provide: ANIMATION_MODULE_TYPE, useValue: 'NoopAnimations'}, ...SHARED_ANIMATION_PROVIDERS
];